docs: def scfmt(sc, ticks, lenout=_default_len_out):
      """
      Convert encoded spacecraft clock ticks to character clock format.
  
      http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/scfmt_c.html
  
      :param sc: NAIF spacecraft identification code.
      :type sc: int
      :param ticks: Encoded representation of a spacecraft clock count.
      :type ticks: float
      :param lenout: Maximum allowed length of output string.
      :type lenout: int
      :return: Character representation of a clock count.
      :rtype: str
      """
      sc = ctypes.c_int(sc)
      ticks = ctypes.c_double(ticks)
      clkstr = stypes.stringToCharP(lenout)
      lenout = ctypes.c_int(lenout)
      libspice.scfmt_c(sc, ticks, lenout, clkstr)
      return stypes.toPythonString(clkstr)